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Friday, October 29, 2010

- GJ ID Pass Shader - Renderman for Maya


- GJ ID Pass Shader -

Surface shader for ID pass in RenderMan for Maya

1) Load the .slo shader through a RenderMan custom shader in hypershade.
2) Assign the shader on all objects in the scene.
3) Put a label in "idLabel" attribut.
4) Put in name of objects "idLabel1" for idColor1, "idLabel2" for idColor2, etc

- For multiple selection objects, in maya : "Modify => Préfix hiérarchy names"
could be usefull to setup the label on objects' name.

10 ID available with custom colors.

Sunday, September 26, 2010

Hdri creation Work in progress

Juste a quick little test for the creation of a HDRi environnement map for a futur 3D project. With a simple chrome ball :

Here is the first picture ( 4 will follow ), done with a chrome ball and a Sony alpha 350. ( Hdri done with photoshop and HDRi shop )


Saturday, September 18, 2010

ForestGEN

- Houdini tool, Work in progress -

ForestGEN from Cetras on Vimeo.



"A work in progress tool, done with houdini.
For previz stuff like Forest or natural landscapes

Some Features :

- Custom terrain model.
- Noise & Custom Transform on terrain
- 3 Différents Lsystem presets ( Trees, FirTrees, Bushes ) or custom Lsystem rules ( From a .txt file ).
- Lsystem options (Steps, gravity, angle etc.).
- Custom 3D models for trees instead Lsystem.
- Custom 3D models for leafs.
- 4 channels of misc objects for stuff like rocks, dead trees etc.
- Mesh creation on Lsystem
- Shaders application on objects
- And more...

Coming soon :

- Dynamics on Lsystem

London Phonebox 2.5D relighting ( in Nuke 6.1 )

Relighting methode in Nuke with two passes : Point Pass and Normal World Pass and the camera in a .fbx file.



Test Nuke 2.5D relighting from Cetras on Vimeo.
And somes renderer passes in video :


London Phonebox Passes from Cetras on Vimeo.

Tuesday, September 14, 2010

The london Phonebox


Clic for large version
Hi all,

Here is a little picture done with Vray for Maya 2011 and Nuke 6.1. The goal was to do this without any photoshop post-process.
All passes were rendered with Vray and the picture is composited with Nuke 6.1.

Passes rendered : Diffuse, rawGI, directLighting, specular, rawReflection, ReflectionFilter, rawRefraction, RefractionFilter, AO, Zdepth, PointPass, NormalPass, IDpass

Passes rendered :

Clic for large version


Nuke comp. :

Clic for large version

Sunday, October 12, 2008

Un hivernage dans les glaces

Etttt voila, après quelques longueurs heures de travail, voila ma participation au concours 3dvf sur le thème de Jules Verne, j'ai décidé d'illustrer "Un hivernage dans les glaces", une nouvelle qu'il a écrit pendant ses débuts :)

On Clic pour agrandir :)
3ds max - Photoshop